Attackers Abuse ConnectWise Cloud Backup Credential to Breach Over 300 Microsoft 365 Tenants Cybercriminals Attackers Abuse ConnectWise Cloud Backup Credential to Breach Over 300 Microsoft 365 Tenants Do Son October 21, 2026 0 TL;DR Threat actors stole a vendor API secret belonging to ConnectWise Cloud Backup (formerly SkyKick) to access... Read More Read more about Attackers Abuse ConnectWise Cloud Backup Credential to Breach Over 300 Microsoft 365 Tenants